MB3782 Datasheet, PDF (11/28 Pages) Fujitsu Component Limited. – Switching Regulator Controller

MB3782
s TREATMENT OF UNUSED ERROR AMPS
Any error amps that are not used should be handled as follows.
Note that failure to apply proper treatment to error amps will cause the SCP circuit to activate and disable the
switching regulator output.
1. Error Amp (channel 1) Not In Use
1 VREF
3 RT
4 + IN1
5 – IN1
7 DTC1
9 GND
Note: Pin 6 and pin 8 shoud be left open.
2. Error Amp (channel 2) Not In Use
1 VREF
– IN2 13
9 GND
DTC2 11
Note: Pin 10 and pin 12 shoud be left open.
3. Error Amp (channel 3) Not In Use
1 VREF
– IN3 ¹⁸
DTC3 16
9 _GND
Note: Pin 15 and pin 17 shoud be left open.
11